// 1-2-3.cpp

#include <iostream>
using namespace std;

int main()
{
    char zero = '0', one = '1', two = '2', A = 'A', a = 'a';
    int code;

    code = zero;
    cout << zero << ": " << code << endl;

    code = one;
    cout << one << ": " << code << endl;

    code = two;
    cout << two << ": " << code << endl;

    code = A;
    cout << A << ": " << code << endl;

    code = a;
    cout << a << ": " << code << endl;

    code = a = a + 1;
    cout << a << ": " << code << endl;

    return 0;
}
